<div class="container-fluid">
	<ul class="nav navbar-nav">
		<li :class="selected==0?'active':''" 
				v-on:click="buttonSelected(0)"><a href="javascript:">详情</a></li>
		<li :class="selected=='playList'?'active':''"
				v-on:click="buttonSelected('playList')"><a href="javascript:">播放列表</a></li>
	</ul>
</div>